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Li-Polymer Battery 501030 3.7V 120mAh Solar Lithium Ion Battery Cell
Compact lithium polymer battery designed specifically for wristbands and other small wearable devices, featuring high energy density and reliable performance.
Technical Specifications
Parameter
Specification
Battery Type
3.7V 120mAh LiPo Battery
Charge Voltage
4.2V
Nominal Voltage
3.7V
Nominal Capacity
120mAh @ 0.2C Discharge
Charge Current
Standard: 0.2C, Rapid: 1.0C
Standard Charging Method
0.5C CC charge to 4.2V, then CV charge till current ≤0.05C
Dropped from 1m height twice onto concrete - no fire/leakage
Cycle Life
≥500 cycles
Usage & Maintenance Guidelines
For use only with devices marked "3.7V Small Lithium Polymer Battery" (e.g., smart bracelets, micro sensors). Do not use with other battery specifications to prevent voltage mismatch.
Important: Inspect battery every 1-2 months. Discontinue use if you notice bulging or leakage (sticky white powder). For long-term storage, maintain charge at 3.7-3.8V (50%-60% capacity).
Storage Recommendations
Store at 10-25°C (optimal 20°C) with humidity <60%
Keep away from humid environments and heat sources
Use insulated containers away from metal objects
Wrap terminals when storing multiple batteries
Transportation Guidelines
Wrap terminals with insulating tape or caps
Use bubble wrap or foam bags for protection
For bulk transport, use anti-static packaging
Maintain temperature between 10-30°C during transport
Primary Applications
Portable Electronics
Bluetooth headsets, electronic scales, toys, and small consumer devices
Smart Wearable Devices
Children's smartwatches, wristbands, pedometers, and fitness trackers
Energy Storage & Monitoring
Dashcams, Bluetooth speakers, and anti-loss devices
Beauty & Health Appliances
LED beauty devices, curling irons, reading pens, and personal care devices
Medical & Industrial Instruments
Portable medical devices (thermometers, blood glucose meters) and industrial sensors
Product Images
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Distributor/Wholesaler
Year Established:
2012
Total Annual:
500000-1000000
Employee Number:
20~50
Ecer Certification:
Verified Supplier
Shenzhen Resky Electronics Co., Ltd is a company specialized in manufacturing, sales and marketing of rechargeable lithium battery and related battery packs.Our lithium battery cells and packs products are widely used in portable mobile devices such as Bluetooth headsets, MP3 players, PDAs, Digital ... Shenzhen Resky Electronics Co., Ltd is a company specialized in manufacturing, sales and marketing of rechargeable lithium battery and related battery packs.Our lithium battery cells and packs products are widely used in portable mobile devices such as Bluetooth headsets, MP3 players, PDAs, Digital ...